The same entity often lives in five systems under three different names. Import that straight into a graph and you get duplicate nodes standing in for one real thing. Zingg resolves entities first, on your own infrastructure.

A knowledge graph built on unresolved data doesn't fail loudly. It quietly represents "Acme Inc" and "Acme Incorporated" as two unrelated nodes, splitting the relationships that should connect them. Entity resolution is what turns a graph of database rows into a graph of real-world entities.